Deontological ethics is commonly contrasted with consequentialist or teleological ethical theories, according to which the rightness of an action is determined by its consequences. However, there is a difference between deontological ethics and moral absolutism. Deontologists who are also moral absolutists believe that some actions are wrong no matter what consequences follow from them. Immanuel Kant, for example, argued that the only absolutely good thing is a good will, and so the single determining factor of whether an action is morally right is the will, or motive of the person doing it. While Utilitarianism is often described by the phrase "the greatest good for the greatest number of people", and is also known as "the greatest happiness principle". Utility, the good to be maximized, has been defined by various thinkers as happiness or pleasure (versus suffering or pain), although preference utilitarians define it as the satisfaction of preferences. (Kant, 1780)
Arguments
Utilitarianism can be characterised as a quantitative and reductionist approach to ethics. It can be contrasted with deontological ethics (which do not regard the consequences of an act as being a determinant of its moral worth) and virtue ethics (which focuses on character), as well as with other varieties of consequentialism.( Kant, 1780)
Immanuel Kant's theory of ethics is considered deontological for several different reasons. First, Kant argues that to act in the morally right way, people must act from duty (deon).Second, Kant argued that it was not the consequences of actions that make them right or wrong but the motives of the person who carries out the action.
Kant's argument that to act in the morally right way, one must act from duty, begins with an argument that the highest good must be both good in itself, and good ...